<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <style>
    input {
      width: 550px;
      height: 44px;
      border: 2px solid #c4c7ce;
      outline: none;
      padding: 0 15px;
      border-radius: 10px;
    }

    /* #4e6ef2 */
    input:focus {
      border-color: #4e6ef2;
    }
  </style>
</head>
<body>
  <input type="text">
</body>
</html>